body{
    background-image: url("/ApiCloud/assets/img/appbj.png");
    background-repeat: no-repeat;
    background-color: #001b50;
    background-size: 100%;
    background-position-y: 5rem;
}
.head{
    width: 15vw;
    height: 15vw;
}
.iconHead{
    width: 10vw;
    height:10vw;
}